CN110585978A - Emulsified asphalt mixing production equipment - Google Patents
Emulsified asphalt mixing production equipment Download PDFInfo
- Publication number
- CN110585978A CN110585978A CN201910858200.3A CN201910858200A CN110585978A CN 110585978 A CN110585978 A CN 110585978A CN 201910858200 A CN201910858200 A CN 201910858200A CN 110585978 A CN110585978 A CN 110585978A
- Authority
- CN
- China
- Prior art keywords
- shell
- storage barrel
- emulsified asphalt
- asphalt mixing
- stirring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/09—Stirrers characterised by the mounting of the stirrers with respect to the receptacle
- B01F27/092—Stirrers characterised by the mounting of the stirrers with respect to the receptacle occupying substantially the whole interior space of the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/94—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/80—Mixers with rotating receptacles rotating about a substantially vertical axis
- B01F29/81—Mixers with rotating receptacles rotating about a substantially vertical axis with stationary mixing elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C3/00—Working-up pitch, asphalt, bitumen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/99—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/38—Mixing of asphalt, bitumen, tar or pitch or their ingredients
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses emulsified asphalt mixing production equipment which comprises a shell, wherein the lower end of the shell is provided with a supporting leg and a liquid outlet pipe, the liquid outlet pipe is provided with a discharge valve, the shell is provided with a feed pipe, the feed pipe is provided with a feed valve, a storage barrel and a stirring rod are vertically arranged in the shell, the stirring rod is connected with a bearing seat on the inner wall of the shell, one end of the stirring rod penetrates through the shell to be connected with an output shaft of a motor, and a main stirring blade is arranged on the stirring rod; the storage barrel is characterized in that the upper end and the lower end of the storage barrel are open, the upper end of the storage barrel extends out of the upper end of the shell, a discharging valve is arranged at the opening of the lower end of the storage barrel, a rotatable screw rod is arranged in the storage barrel, the screw rod is connected with one end of a connecting rod through a connecting bearing, and the other end of the connecting rod is arranged on the inner wall of the storage barrel. The invention aims to provide emulsified asphalt mixing production equipment which can reduce the energy consumption for keeping asphalt in a liquid state.
Description
Technical Field
The invention relates to the field of emulsified asphalt, in particular to emulsified asphalt mixing production equipment.
Background
The emulsified asphalt is prepared by mixing asphalt and emulsified soap liquid in proportion, and mechanically stirring at high speed to disperse asphalt in the emulsified soap liquid in the form of fine particles, and then generating oil-in-water or water-in-oil products. The existing emulsification process is mainly completed in an emulsifying machine, the emulsifying machine comprises a tank body and devices such as stirring, temperature control and heating which are connected with a control system, continuous heat energy is provided for the emulsifying machine through a heating device, the temperature of asphalt in emulsification production is kept stable under the assistance of the temperature control device, and the asphalt and emulsified soap liquid in the tank body are stirred through a stirring device and the like to complete the processing of emulsified asphalt. Before actual emulsification, the asphalt needs to be heated to a certain temperature so as to be melted into liquid, and the high-temperature state of the asphalt needs to be kept before emulsification, so that the influence on the quality of the emulsified asphalt caused by overlarge viscosity, difficult flowing and the like of the asphalt due to too low temperature is avoided. In order to improve the production operation efficiency and reduce the time for waiting for asphalt to melt, the asphalt to be used needs to be continuously heated at high temperature in the emulsifying process so as to be maintained in a liquid state, so as to ensure that enough asphalt can be added into the emulsifying machine for the second emulsifying operation immediately after the emulsifying machine finishes the second emulsifying operation. Thus, a large amount of energy is consumed for heating the asphalt at high temperature, and the preparation cost is increased; meanwhile, asphalt generates a large amount of asphalt smoke and is easy to age under a high-temperature heating state for a long time, so that environmental pollution and service performance are reduced.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to provide an emulsified asphalt mixing production apparatus capable of reducing the amount of energy used for keeping asphalt in a liquid state.
In order to realize the purpose, the invention adopts the technical scheme that: the emulsified asphalt mixing production equipment comprises a shell for loading asphalt and emulsified soap liquid, wherein the lower end of the shell is provided with supporting legs and a liquid outlet pipe, the liquid outlet pipe is provided with a discharge valve, liquid in the shell can be discharged from the liquid outlet pipe by opening the discharge valve, the shell is provided with a feed pipe, the feed pipe is used for adding the emulsified soap liquid into the shell, and the feed pipe is provided with a feed valve; in order to stir the liquid in the shell, the inner wall of the shell is connected with a stirring rod through a bearing seat, the stirring rod is provided with a main stirring blade, and in order to rotate the stirring rod, one end of the stirring rod penetrates through the shell and is connected with an output shaft of a motor; meanwhile, in order to keep the asphalt in a liquid state by utilizing heat in the emulsification reaction process so as to achieve the purpose of energy conservation, standby asphalt enters the storage barrel from an open position at the upper end of the storage barrel, the lower end of the storage barrel penetrates through the top wall of the shell to extend into the shell and can sink below the liquid level in the shell, the temperature of the liquid in the shell can exceed 90 ℃ during emulsification, and the heat is transferred to the storage barrel through the liquid so as to provide energy for maintaining the asphalt in the storage barrel in the liquid state; simultaneously, in order to stir the asphalt liquid in the storage barrel, a rotatable screw rod is arranged in the storage barrel, the screw rod is connected with one end of a connecting rod through a connecting bearing, and the other end of the connecting rod is arranged on the inner wall of the storage barrel.
Further, in order to improve the stirring effect, a rotating pipe concentric with the storage barrel is sleeved on the outer side of the storage barrel, auxiliary stirring blades staggered with the main stirring blades are arranged on the outer wall of the rotating pipe, and a sealing bearing is arranged between the rotating pipe and the storage barrel, so that the rotating pipe can rotate on the outer side of the storage barrel; in order to enable the rotating pipe to rotate without adding extra power equipment so as to increase the cost and the maintenance difficulty of the equipment, a circle of transmission gear concentric with the rotating pipe is arranged on the rotating pipe along the outer wall of the rotating pipe, the transmission gear is meshed with a driving gear on the stirring rod, and the stirring rod can drive the rotating pipe to rotate together when rotating.
Furthermore, an auxiliary gear concentric with the screw rod is arranged on the screw rod, the auxiliary gear is meshed with a main gear, the main gear is arranged on a connecting rod through a rotating shaft, and the rotating shaft is in transmission connection with the stirring rod through a gear, a chain and the like.
Further, all be provided with the sprocket in puddler and the pivot, connect through the chain between sprocket between the two, be provided with the through-hole that is used for the chain to pass on the storage vat inner wall.
Furthermore, a guide plate is arranged on the inner wall of the storage barrel above the pinion and the main gear, so that when asphalt is added from the upper end of the storage barrel, the asphalt cannot contact with the pinion and the main gear, but enters the storage barrel from a gap between the pinion and the inner wall of the storage barrel through the guide plate.
Furthermore, the upper end of the storage barrel is provided with a sealing cover for sealing the open part of the upper end of the storage barrel.
Further, the stirring rods are arranged in an annular array by taking the material storage barrel as an axis; at least one stirring rod penetrates through the shell and is connected with an output shaft of the motor.
The invention has the beneficial effects that: semi-fluid or liquid asphalt is added into a storage vat, and the liquid in the tank body needs to be heated in the emulsification process, so that the asphalt in the storage vat can be heated by using the part of heat, so that the asphalt in the storage vat is kept in a liquid state or the semi-fluid asphalt is changed into a liquid state; compared with the prior art that the asphalt is kept in a liquid state by continuously using high temperature, the asphalt is changed from a non-liquid state to a liquid state by using the heat of the emulsifying machine, so that the use amount of extra energy can be reduced, and the waste gas generated by continuously heating the asphalt at high temperature is also reduced; meanwhile, the energy consumption for maintaining the asphalt in a semi-fluid state or a solid state is less than that for maintaining the asphalt in a liquid state, so that the aim of saving energy can be achieved by maintaining the standby asphalt in a semi-fluid state and the like.
1. The outer wall of the storage barrel is connected with the rotary pipe through the sealing bearing, the rotary pipe is in transmission connection with the stirring rod through the driving gear and the transmission gear, and the rotary pipe can be driven to rotate together when the stirring rod rotates so as to improve the stirring effect.
2. The screw can stir the liquid asphalt in the storage barrel when rotating, and the asphalt is ensured to be in a liquid state.
3. The screw is in transmission connection with the stirring rod through a chain so as to drive the screw to rotate on the premise of not increasing power equipment; because of the emulsification in-process requires the puddler high-speed rotatory, if the screw rod tells rotatoryly with the puddler together, can make the pitch in the storage vat ageing, so the puddler does not directly drive the screw rod rotatory, but at first with the pivot transmission be connected, be provided with the master gear in the pivot, the pinion engagement on master gear and the screw rod, so can drive the screw rod rotatory when the pivot is rotatory, the number of teeth on the pinion is less than the number of teeth of master gear mountain simultaneously, so can reach the effect of speed reduction, make the speed of screw rod be less than the speed of puddler.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of the transmission structure of the screw and the stirring rod.
The text labels in the figures are represented as: 1. a housing; 2. supporting legs; 3. a liquid outlet pipe; 4. a feed pipe; 5. a storage barrel; 6. a stirring rod; 7. a bearing seat; 8. a motor; 9. a main stirring blade; 10. a blanking valve; 11. a screw; 12. connecting a bearing; 13. a connecting rod; 14. rotating the tube; 15. sealing the bearing; 16. a transmission gear; 17. a driving gear; 18. an auxiliary stirring blade; 19. a pinion gear; 20. a main gear; 21. a rotating shaft; 22. a sprocket; 23. a chain; 24. a baffle; 25. and (7) sealing the cover.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
As shown in fig. 1-2, the specific structure of the present invention is: the emulsifying device comprises a shell 1, wherein a heating device is arranged in the shell 1 to provide heat required in the emulsifying process, the lower end of the shell 1 is arc-shaped, the middle part of the shell is positioned at the lowest end, a liquid outlet pipe 3 is arranged at the lowest position of the middle part of the lower end of the shell 1, a discharge valve is arranged on the liquid outlet pipe 3, supporting legs 2 are arranged at the periphery of the liquid outlet pipe 3 at the lower end of the shell 1, a feeding pipe 4 is arranged on the upper part of the side wall of the shell 1 or the upper end of the shell 1, a feeding valve is arranged on the feeding pipe 4, and; a material storage barrel 5 and a stirring rod 6 are vertically arranged in the shell 1, the stirring rod 6 is connected with a bearing seat 7 on the inner wall of the shell 1, one end of the stirring rod 6 penetrates through the shell 1 to be connected with an output shaft of a motor 8, a main stirring blade 9 is arranged on the stirring rod 6, and a certain angle is formed between the main stirring blade 9 and the stirring rod 6; the upper end and the lower end of the storage barrel 5 are open, the upper end of the storage barrel 5 extends out of the upper end of the shell 1, a discharging valve 10 is arranged at the opening of the lower end of the storage barrel 5, a screw rod 11 is arranged in the storage barrel 5, the screw rod 11 can be driven by power equipment to rotate, the screw rod 11 is connected with one end of a connecting rod 13 through a connecting bearing 12, and the other end of the connecting rod 13 is arranged on the inner wall of the storage barrel 5.
Preferably, in order to improve the stirring effect, a rotating pipe 14 concentric with the rotating pipe is sleeved on the outer side of the storage barrel 5, a sealing bearing 15 is arranged between the rotating pipe 14 and the storage barrel 5, a circle of transmission gear 16 concentric with the rotating pipe 14 is arranged on the outer wall of the rotating pipe 14, the transmission gear 16 is meshed with a driving gear 17 on the stirring rod 6, auxiliary stirring blades 18 staggered with the main stirring blades 9 are arranged on the outer wall of the rotating pipe 14, and the main stirring blades 9 and the auxiliary stirring blades 18 stir the liquid in the shell 1 together.
Preferably, in order to reduce the rotation speed of the screw 11 and reduce the power equipment at the same time and avoid the asphalt in the storage tank 5 from aging, the screw 11 is fixedly connected with the pinion 19, the pinion 19 is meshed with the main gear 20, the number of teeth of the pinion 19 is different from that of the main gear 20, the main gear 20 is arranged on the connecting rod 13 through the rotating shaft 21, and the rotating shaft 21 is in transmission connection with the stirring rod 6.
Preferably, the rotating shaft 21 is in transmission connection with the stirring rod 6 and is driven by a chain 23, the stirring rod 6 and the rotating shaft 21 are both provided with chain wheels 22, and the chain wheels 22 are connected through the chain 23.
Preferably, in order to avoid the contact with the pinion 19 when the asphalt is added, an inclined deflector 24 is arranged on the inner wall of the storage tank 5 above the pinion 19 and the main gear 20, and the height point of the deflector 24 is positioned at one side of the pinion 19 and the main gear 20.
Preferably, the storage vat 5 is provided at its upper end with a sealing cover 25 for closing the opening at its upper end to prevent the exhaust gas from spreading.
Preferably, in order to improve the stirring effect, the stirring rods 6 are arranged in an annular array by taking the storage barrel 5 as an axis, and the storage barrel 5 is arranged concentrically with the shell 1; at least one stirring rod 6 penetrates through the shell 1 to be connected with an output shaft of the motor 8, and a shaft seal is arranged at the position where the stirring rod 6 penetrates through the shell 1.
The specific using process is as follows: liquid asphalt, emulsified soap liquid and the like are put into the shell 1 in proportion, then the motor 8 drives the stirring rod 6 to rotate so as to stir the liquid in the shell 1 by utilizing the main stirring blade 9, and the stirring rod 6 drives the rotating pipe 14 to rotate while rotating so that the auxiliary stirring blade 18 can also stir the liquid in the shell 1 to accelerate the emulsification speed. Before the emulsification process in the shell 1, semi-fluid or liquid asphalt can be added into the storage barrel 5, and the asphalt in the storage barrel 5 can be maintained in a liquid state by using the heat energy in the emulsification process; meanwhile, in the rotating process of the stirring rod 6, the screw 11 rotates at a speed slower than the rotating speed of the stirring rod 6 through the transmission of the main gear 20 and the secondary gear 19 with different numbers of teeth, so as to stir the asphalt in the storage barrel 5 and ensure that the asphalt is in a liquid state.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the above technical features may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (7)
1. The emulsified asphalt mixing production equipment comprises a shell (1), wherein the lower end of the shell (1) is provided with a supporting leg (2) and a liquid outlet pipe (3), the liquid outlet pipe (3) is provided with a discharge valve, the shell (1) is provided with a feeding pipe (4), and the feeding pipe (4) is provided with a feeding valve; open and storage vat (5) upper end stretches out in casing (1) upper end about storage vat (5), storage vat (5) lower extreme opening part is provided with unloading valve (10), be provided with rotatable screw rod (11) in storage vat (5), screw rod (11) are connected with connecting rod (13) one end through connecting bearing (12), connecting rod (13) other end sets up on storage vat (5) inner wall.
2. The emulsified asphalt mixing production equipment as claimed in claim 1, wherein a rotating pipe (14) concentric with the storage barrel (5) is sleeved outside the storage barrel (5), a sealing bearing (15) is arranged between the rotating pipe (14) and the storage barrel (5), a circle of transmission gear (16) concentric with the rotating pipe (14) is arranged on the rotating pipe (14) along the outer wall of the rotating pipe, the transmission gear (16) is meshed with a driving gear (17) on the stirring rod (6), and auxiliary stirring blades (18) staggered with the main stirring blades (9) are arranged on the outer wall of the rotating pipe (14).
3. An emulsified asphalt mixing production device as defined in claim 1, wherein said screw (11) is provided with a pinion (19) concentric with the screw, said pinion (19) is engaged with a main gear (20), said main gear (20) is provided on the connecting rod (13) through a rotating shaft (21), said rotating shaft (21) is in transmission connection with the stirring rod (6).
4. An emulsified asphalt mixing production device as defined in claim 3, wherein the stirring rod (6) and the rotating shaft (21) are both provided with chain wheels (22), and the chain wheels (22) are connected through a chain (23).
5. An emulsified asphalt mixing production facility as defined in any one of claims 3-4, wherein a deflector (24) is provided on the inner wall of the storage barrel (5) above the pinion (19) and the main gear (20).
6. An emulsified asphalt mixing production apparatus as defined in claim 1, wherein said storage tank (5) is provided at its upper end with a sealing cover (25) for closing the open upper end thereof.
7. An emulsified asphalt mixing production facility as defined in claim 1, wherein the stirring rods (6) are arranged in an annular array around the storage barrel (5); at least one stirring rod (6) penetrates through the shell (1) and is connected with an output shaft of the motor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858200.3A CN110585978B (en) | 2019-09-11 | 2019-09-11 | Emulsified asphalt mixing production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858200.3A CN110585978B (en) | 2019-09-11 | 2019-09-11 | Emulsified asphalt mixing production equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110585978A true CN110585978A (en) | 2019-12-20 |
| CN110585978B CN110585978B (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910858200.3A Active CN110585978B (en) | 2019-09-11 | 2019-09-11 | Emulsified asphalt mixing production equipment |
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| CN (1) | CN110585978B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113332912A (en) * | 2021-06-21 | 2021-09-03 | 江苏朗斯汽车用品有限公司 | Raw materials layering mediation device for lubricating oil production |
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| CN208406811U (en) * | 2018-03-20 | 2019-01-22 | 浙江威克新材料科技发展有限公司 | A kind of efficient emulsifier unit of pitch |
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2019
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| CN208194228U (en) * | 2018-03-20 | 2018-12-07 | 浙江威克新材料科技发展有限公司 | A kind of efficient asphalt production agitating device |
| CN208406811U (en) * | 2018-03-20 | 2019-01-22 | 浙江威克新材料科技发展有限公司 | A kind of efficient emulsifier unit of pitch |
| CN108543495A (en) * | 2018-05-07 | 2018-09-18 | 孙培宗 | A kind of new type resin pitch is blended device |
| CN208627197U (en) * | 2018-07-08 | 2019-03-22 | 福建省燕宁顺通科技发展有限责任公司 | A kind of modified pitch production system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113332912A (en) * | 2021-06-21 | 2021-09-03 | 江苏朗斯汽车用品有限公司 | Raw materials layering mediation device for lubricating oil production |
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